A. The Book of Filial Piety is one of the official Confucian classics "Thirteen Classics", which has rich ethical ideals, and combines family ethics with political ethics and social ethics to form a complete system (correct answer) from the inside out.
The Book of Filial Piety is an important document in ancient China, written by Confucius.
The Book of Filial Piety holds that people should obey their parents' orders completely and should not violate them.
D The Book of Filial Piety puts forward the concrete steps of gentleman's cultivation, starting with "learning from others".
Analysis of the answer: The Book of Filial Piety is a political and ethical work of the Han nationality in ancient China, and it is one of the thirteen Confucian classics. The Book of Filial Piety is an ancient Confucian classic in China, which expounds the ideas of filial piety and filial rule, and is the core work of Confucian scholars in past dynasties. This book is the last words of seventy disciples of Confucius, written in Qin and Han Dynasties. From the Western Han Dynasty to the Wei, Jin, Southern and Northern Dynasties, there were hundreds of commentators. At present, the more popular versions are Li Longji's Annotation of Emperor Xuanzong of Tang Dynasty and Xing Bing's Annotation of Song Dynasty. The book is divided into 18 chapters.